2495157042 has 32 divisors (see below), whose sum is σ = 5899881600. Its totient is φ = 688318848.

The previous prime is 2495157037. The next prime is 2495157059. The reversal of 2495157042 is 2407515942.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1023067 + ... + 1025502.

It is an arithmetic number, because the mean of its divisors is an integer number (184371300).

Almost surely, 2^2495157042 is an apocalyptic number.

2495157042 is an abundant number, since it is smaller than the sum of its proper divisors (3404724558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2495157042 is a wasteful number, since it uses less digits than its factorization.

2495157042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048610.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 2495157042 is about 49951.5469430127. The cubic root of 2495157042 is about 1356.3318544126.

The spelling of 2495157042 in words is "two billion, four hundred ninety-five million, one hundred fifty-seven thousand, forty-two".